//The MIT License
//
//Copyright (c) 2009 nodchip
//
//Permission is hereby granted, free of charge, to any person obtaining a copy
//of this software and associated documentation files (the "Software"), to deal
//in the Software without restriction, including without limitation the rights
//to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
//copies of the Software, and to permit persons to whom the Software is
//furnished to do so, subject to the following conditions:
//
//The above copyright notice and this permission notice shall be included in
//all copies or substantial portions of the Software.
//
//THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
//IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
//FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
//AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
//LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
//OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
//THE SOFTWARE.
package tv.dyndns.kishibe.client.creation;

import tv.dyndns.kishibe.client.geom.Polygon;

public class CheckerClick extends Checker {
	public CheckerClick(PanelProblemCreation panelProblemCreation) {
		super(panelProblemCreation);
	}

	protected boolean check(WidgetProblemForm form) {
		boolean result = super.check(form);

		final String url = form.getTextBoxChoice(0);
		if (!isUrl(url)) {
			warn("選択肢に正しいURLが入力されていません");
			result = false;
		}

		final String urlLower = url.toLowerCase();
		if (!urlLower.endsWith(".bmp") && !urlLower.endsWith(".png") && !urlLower.endsWith(".gif") && !urlLower.endsWith(".jpg") && !urlLower.endsWith(".jpeg")) {
			warn("使用可能な画像形式はBMP・PNG・GIF・JPGのみです");
			result = false;
		}

		final int numberOfAnswer = form.getNumberOfAnswers();
		if (numberOfAnswer == 0) {
			warn("解答が入力されていません");
			result = false;
		}

		for (int i = 0; i < numberOfAnswer; ++i) {
			if (checkPolygon(form.getTextBoxAnswer(i))) {
				continue;
			}

			warn((i + 1) + "番目の解答が領域を表現した文字列になっていません");
			result = false;
		}

		return result;
	}

	private boolean checkPolygon(String polygonDescription) {
		return new Polygon(polygonDescription).isCompleted();
	}
}
